HMS ''Indomitable'' was a modified built for the
Royal Navy
The Royal Navy (RN) is the United Kingdom's naval warfare force. Although warships were used by Kingdom of England, English and Kingdom of Scotland, Scottish kings from the early medieval period, the first major maritime engagements were foug ...
during World War II. Originally planned to be the fourth of the class, she was redesigned to enable her to operate more aircraft, 48 instead of 36. A second
hangar
A hangar is a building or structure designed to hold aircraft or spacecraft. Hangars are built of metal, wood, or concrete. The word ''hangar'' comes from Middle French ''hanghart'' ("enclosure near a house"), of Germanic origin, from Frankish ...
was added above the original, raising the
flight deck
The flight deck of an aircraft carrier is the surface from which its aircraft take off and land, essentially a miniature airfield at sea. On smaller naval ships which do not have aviation as a primary mission, the landing area for helicopt ...
by , although the hangar-side armour had to be reduced to compensate. The lower hangar was made shorter than the upper hangar due to the need for extra workshops and accommodation to support the added aircraft.
Construction and early history

''Indomitable'' was
laid down
Laying the keel or laying down is the formal recognition of the start of a ship's construction. It is often marked with a ceremony attended by dignitaries from the shipbuilding company and the ultimate owners of the ship.
Keel laying is one ...
by
Vickers-Armstrong
Vickers-Armstrongs Limited was a British engineering conglomerate formed by the merger of the assets of Vickers Limited and Sir W G Armstrong Whitworth & Company in 1927. The majority of the company was nationalised in the 1960s and 1970s, wi ...
at
Barrow-in-Furness
Barrow-in-Furness is a port town in Cumbria, England. Historically in Lancashire, it was incorporated as a municipal borough in 1867 and merged with Dalton-in-Furness Urban District in 1974 to form the Borough of Barrow-in-Furness. In 202 ...
, on 10 November 1937. She was
launched on 26 March 1940 and
commissioned the following year in October. She was christened by
Clementine Churchill
Clementine Ogilvy Spencer Churchill, Baroness Spencer-Churchill, (; 1 April 1885 – 12 December 1977) was the wife of Winston Churchill, Prime Minister of the United Kingdom, and a life peer in her own right. While legally the daughter ...
.
She sailed to the
West Indies
The West Indies is a subregion of North America, surrounded by the North Atlantic Ocean and the Caribbean Sea that includes 13 independent island countries and 18 dependencies and other territories in three major archipelagos: the Great ...
in November 1941 for her maiden voyage. While there, ''Indomitable'' ran aground on a coral reef near
Jamaica
Jamaica (; ) is an island country situated in the Caribbean Sea. Spanning in area, it is the third-largest island of the Greater Antilles and the Caribbean (after Cuba and Hispaniola). Jamaica lies about south of Cuba, and west of Hispan ...
, though she returned to service soon afterwards. This did mean she did not reach
Southeast Asia
Southeast Asia, also spelled South East Asia and South-East Asia, and also known as Southeastern Asia, South-eastern Asia or SEA, is the geographical United Nations geoscheme for Asia#South-eastern Asia, south-eastern region of Asia, consistin ...
in time to provide air cover for
Force Z, a naval force sent to deter the Japanese from attacking
Singapore
Singapore (), officially the Republic of Singapore, is a sovereign island country and city-state in maritime Southeast Asia. It lies about one degree of latitude () north of the equator, off the southern tip of the Malay Peninsula, borde ...
. This force was
sunk by Japanese aircraft when the Japanese landed in
Malaya in December 1941. The following month, in January 1942, ''Indomitable'' joined the
Eastern Fleet
Eastern may refer to:
Transportation
*China Eastern Airlines, a current Chinese airline based in Shanghai
* Eastern Air, former name of Zambia Skyways
*Eastern Air Lines, a defunct American airline that operated from 1926 to 1991
* Eastern Air ...
based at
Ceylon
Sri Lanka (, ; si, ශ්රී ලංකා, Śrī Laṅkā, translit-std=ISO (); ta, இலங்கை, Ilaṅkai, translit-std=ISO ()), formerly known as Ceylon and officially the Democratic Socialist Republic of Sri Lanka, is an ...
(now
Sri Lanka
Sri Lanka (, ; si, ශ්රී ලංකා, Śrī Laṅkā, translit-std=ISO (); ta, இலங்கை, Ilaṅkai, translit-std=ISO ()), formerly known as Ceylon and officially the Democratic Socialist Republic of Sri Lanka, is an ...
). At the end of January, she ferried 48
Royal Air Force
The Royal Air Force (RAF) is the United Kingdom's air and space force. It was formed towards the end of the First World War on 1 April 1918, becoming the first independent air force in the world, by regrouping the Royal Flying Corps (RFC) an ...
Hawker Hurricane
The Hawker Hurricane is a British single-seat fighter aircraft of the 1930s–40s which was designed and predominantly built by Hawker Aircraft Ltd. for service with the Royal Air Force (RAF). It was overshadowed in the public consciousness b ...
s to airfields in
Sumatra in the
Dutch East Indies, to reinforce the air defenses of Singapore, but a large proportion of the Hurricanes were destroyed on the ground by Japanese air raids. The British commanders in Singapore
surrendered to the Japanese on 15 February.
After the fall of Britain's remaining Far Eastern colonies
Hong Kong
Hong Kong ( (US) or (UK); , ), officially the Hong Kong Special Administrative Region of the People's Republic of China (abbr. Hong Kong SAR or HKSAR), is a city and special administrative region of China on the eastern Pearl River Delta i ...
and
Burma
Myanmar, ; UK pronunciations: US pronunciations incl. . Note: Wikipedia's IPA conventions require indicating /r/ even in British English although only some British English speakers pronounce r at the end of syllables. As John C. Wells, Joh ...
, ''Indomitable'' was redeployed. A new Eastern Fleet was established under the command of Admiral
Sir James Somerville. ''Indomitable'', and her
sister ship
A sister ship is a ship of the same class or of virtually identical design to another ship. Such vessels share a nearly identical hull and superstructure layout, similar size, and roughly comparable features and equipment. They often share a ...
were the only modern aircraft carriers of the Fleet, and were a vital asset to the
Allies in the
Far East
The ''Far East'' was a European term to refer to the geographical regions that includes East and Southeast Asia as well as the Russian Far East to a lesser extent. South Asia is sometimes also included for economic and cultural reasons.
The te ...
; the only other carrier, , was obsolete.
In April 1942 Somerville attempted to intercept the Japanese carrier strike force during their
Indian Ocean raid
The Indian Ocean raid, also known as Operation C or Battle of Ceylon in Japanese, was a naval sortie carried out by the Imperial Japanese Navy (IJN) from 31 March to 10 April 1942. Japanese aircraft carriers under Admiral Chūichi Nagum ...
. Incomplete intelligence led him to abandon his ambush just hours before the Japanese force arrived. Over the next few days ''Indomitable'' was part of a force that attempted to intercept the Japanese fleet at night, where the slow but radar-equipped, British torpedo planes would have the best chance of a successful strike. Despite several days of searching no decisive action was achieved and Somerville eventually withdrew his fast carriers to
Bombay
Mumbai (, ; also known as Bombay — the official name until 1995) is the capital city of the Indian state of Maharashtra and the '' de facto'' financial centre of India. According to the United Nations, as of 2018, Mumbai is the sec ...
. ''Hermes'', the Australian destroyer , the corvette and two heavy cruisers, and , were sunk in action during this Japanese raid, as were a score of merchant ships.
In May 1942 the British launched
Operation Ironclad
The Battle of Madagascar (5 May – 6 November 1942) was a British campaign to capture the Vichy French-controlled island Madagascar during World War II. The seizure of the island by the British was to deny Madagascar's ports to the Imperial ...
, the invasion of French
Madagascar
Madagascar (; mg, Madagasikara, ), officially the Republic of Madagascar ( mg, Repoblikan'i Madagasikara, links=no, ; french: République de Madagascar), is an island country in the Indian Ocean, approximately off the coast of East Africa ...
. It was feared that the Japanese would themselves occupy Madagascar and use it as a
submarine base to attack Allied convoy routes in the Indian Ocean.
[Shores 1996, pp. 276–277.]
''Indomitable'' was detached from the Eastern Fleet to take part in the invasion, rendezvousing with the covering force (which included sister ship ) and the invasion force which had been sent from
Durban
Durban ( ) ( zu, eThekwini, from meaning 'the port' also called zu, eZibubulungwini for the mountain range that terminates in the area), nicknamed ''Durbs'',Ishani ChettyCity nicknames in SA and across the worldArticle on ''news24.com'' from ...
,
South Africa
South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. It is bounded to the south by of coastline that stretch along the South Atlantic and Indian Oceans; to the north by the neighbouring count ...
.
[Rohwer and Hümmelchen 1992, p. 136.][Shores 1996, p. 278.] The assault began on 5 May at
Courrier Bay
Courrier may refer to:
*''Courrier International'', a Paris-based French weekly newspaper
*''Courrier des États-Unis'', a French language newspaper published by French immigrants in New York
*''Courrier d'Ethiopie'', a French language weekly newsp ...
, just west of the actual objective of
Diego Suarez. ''Indomitable''s air wing attacked
Arrachart airfield on the opening day of the invasion, destroying five
Morane-Saulnier M.S.406 fighters and damaging two more as well as two
Potez 63.11
The Potez 630 and its derivatives were a family of twin-engined, multirole aircraft developed for the French Air Force in the late 1930s. The design was a contemporary of the British Bristol Blenheim (which was larger and designed purely as a b ...
s.
[Shores 1996, p. 279] The following day a ground assault began, with ''Indomitable''s
Albacores bombing the defences and her
Fulmars and
Sea Hurricanes flying ground attack sorties. French forces in Diego Suarez surrendered on 7 May.
[Shores 1996, pp. 280–283.] On 8 May, the French submarine attempted to torpedo ''Indomitable'' but was sunk by depth charges from the destroyers and .
The Mediterranean

In July, ''Indomitable'' returned to the
United Kingdom
The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Europe, off the north-western coast of the European mainland, continental mainland. It comprises England, Scotlan ...
. She was soon back in action, participating in
Operation Pedestal
Operation Pedestal ( it, Battaglia di Mezzo Agosto, Battle of mid-August), known in Malta as (), was a British operation to carry supplies to the island of Malta in August 1942, during the Second World War. Malta was a base from which British ...
, the largest
convoy
A convoy is a group of vehicles, typically motor vehicles or ships, traveling together for mutual support and protection. Often, a convoy is organized with armed defensive support and can help maintain cohesion within a unit. It may also be use ...
to supply the besieged island of
Malta
Malta ( , , ), officially the Republic of Malta ( mt, Repubblika ta' Malta ), is an island country in the Mediterranean Sea. It consists of an archipelago, between Italy and Libya, and is often considered a part of Southern Europe. It lies ...
. This convoy comprised 14 cargo ships and an unprecedentedly large escort of warships: , , , ''Indomitable'', , , , , , , , and 32 destroyers. One objective was for to launch her
Spitfires
The Supermarine Spitfire is a British single-seat fighter aircraft used by the Royal Air Force and other Allied countries before, during, and after World War II. Many variants of the Spitfire were built, from the Mk 1 to the Rolls-Royce Griff ...
to land at Malta, where they would remain; this was done on 11 August, and ''Furious'' returned to
Gibraltar.
During the operation ''Indomitable'' was hit by two 500 kg bombs (by
Ju 87s belonging to
StG 3) and suffered three near misses. One 500 kg bomb penetrated the unarmoured portion of the flight deck, causing damage that required her to withdraw for repairs, although she was able to steam at fewer than two hours after the hits. Casualties were 6 officers and 40 ratings killed, and 70 ratings wounded. (The attack may be viewed at the seventeen-minute mark of the documentary ''Malta Convoy'' listed in the external links section). She sailed to the
United States
The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 U.S. state, states, a Washington, D.C., federal district, five ma ...
, where repairs were completed in February 1943, after which she immediately returned to the
Mediterranean
The Mediterranean Sea is a sea connected to the Atlantic Ocean, surrounded by the Mediterranean Basin and almost completely enclosed by land: on the north by Western and Southern Europe and Anatolia, on the south by North Africa, and on th ...
.
She was torpedoed by a
Savoia-Marchetti SM.79 of 204
a ''Squadriglia'' of the 41° Torpedo Bomber Group on 16 July while supporting the buildup for the
Allied invasion of Sicily
The Allied invasion of Sicily, also known as Operation Husky, was a major campaign of World War II in which the Allies of World War II, Allied forces invaded the island of Sicily in July 1943 and took it from the Axis powers (Fascist Italy (192 ...
(Operation Husky) and returned again to the United States, where repairs were completed. She commenced sea trials 10 April 1944.
The Far East
''Indomitable'' returned to the Eastern Fleet in early 1944. She and ''Victorious'' launched bombers against Sumatra in August and September. They later bombed the
Nicobar Islands, after which ''Indomitable'' joined up with ''Illustrious'' to attack
Medan
Medan (; English: ) is the capital and largest city of the Indonesian province of North Sumatra, as well as a regional hub and financial centre of Sumatra. According to the National Development Planning Agency, Medan is one of the four ma ...
and Sumatra again on 20 December. The following year, ''Indomitable'' joined the
British Pacific Fleet
The British Pacific Fleet (BPF) was a Royal Navy formation that saw action against Japan during the Second World War. The fleet was composed of empire naval vessels. The BPF formally came into being on 22 November 1944 from the remaining ships ...
. On 4 January 1945 she, her sister ship ''Victorious'' and another fleet carrier attacked Medan. Subsequent actions were taken against
Palembang
Palembang () is the capital city of the Indonesian province of South Sumatra. The city proper covers on both banks of the Musi River on the eastern lowland of southern Sumatra. It had a population of 1,668,848 at the 2020 Census. Palemban ...
and Sumatra, later in January. On 4 May 1945 she was hit by a ''
kamikaze
, officially , were a part of the Japanese Special Attack Units of military aviators who flew suicide attacks for the Empire of Japan against Allied naval vessels in the closing stages of the Pacific campaign of World War II, intending to ...
'', but her
armoured flight deck saved her from serious damage. In August, with the war ending, ''Indomitable'' supported the liberation of
Hong Kong
Hong Kong ( (US) or (UK); , ), officially the Hong Kong Special Administrative Region of the People's Republic of China (abbr. Hong Kong SAR or HKSAR), is a city and special administrative region of China on the eastern Pearl River Delta i ...
, arriving after a landing party from had taken the Japanese surrender. Her aircraft flew the carrier's last combat missions of the war and of her career on 31 August and 1 September against Japanese suicide boats which were attacking British forces.
Post-war
''Indomitable'' returned to the UK in November 1945. The following year she carried the
Great Britain national rugby league team
The Great Britain national rugby league team represents Great Britain in rugby league. Administered by the Rugby Football League (RFL), the team is nicknamed The Lions.
For most of the 20th century, the Great Britain team toured oversea ...
to
Australia on their first post-war tour, earning the team the nickname, 'The Indomitables'. In 1947, she was placed in reserve, and then given a refit that took three years, from 1947 to 1950. Late in her refit her boilers were discovered to have only 10 years of life, and the engine spaces had to be torn apart and rebuilt to replace the boilers. Upon the completion of her refit she returned to operational duty with the
Home Fleet
The Home Fleet was a fleet of the Royal Navy that operated from the United Kingdom's territorial waters from 1902 with intervals until 1967. In 1967, it was merged with the Mediterranean Fleet creating the new Western Fleet.
Before the Fi ...
in far cooler climates than her wartime operations. She was unique in carrying the day-and-night
de Havilland Hornet
The de Havilland DH.103 Hornet, developed by de Havilland, was a fighter aircraft driven by two piston engines. It further exploited the wooden construction techniques that had been pioneered by the de Havilland Mosquito. Development of th ...
fighter, and the navalised Sea Hornet NF.12 radar-equipped night fighter also carried by in 1951–53, which was faster, long-ranged with good payload compared to the carrier's
Blackburn Firebrand
The Blackburn Firebrand was a British single-engine strike fighter for the Fleet Air Arm of the Royal Navy designed during World War II by Blackburn Aircraft. Originally intended to serve as a pure fighter, its unimpressive performance and ...
torpedo strike aircraft.
In 1951, ''Indomitable'' replaced the Royal Navy's last battleship, , as the
Home Fleet
The Home Fleet was a fleet of the Royal Navy that operated from the United Kingdom's territorial waters from 1902 with intervals until 1967. In 1967, it was merged with the Mediterranean Fleet creating the new Western Fleet.
Before the Fi ...
flagship. On 3 February 1953, she was badly damaged by an internal fire and explosion; the damage was later covered in concrete and never repaired. In the same year, she sailed to take part in the
Fleet Review
A fleet review or naval review is an event where a gathering of ships from a particular navy is paraded and reviewed by an incumbent head of state and/or other official civilian and military dignitaries. A number of national navies continue to ...
to celebrate the
Coronation of Queen Elizabeth II
The coronation of Elizabeth II took place on 2 June 1953 at Westminster Abbey in London. She acceded to the throne at the age of 25 upon the death of her father, George VI, on 6 February 1952, being proclaimed queen by her privy and execu ...
.
[Souvenir Programme, ''Coronation Review of the Fleet, Spithead, 15th June 1953'', HMSO, Gale and Polden] She then did deck landings in the
Channel, with experimental
landing lights replacing the batsman. ''Indomitable'' was not modernized for several reasons, chief of which was that to make her capable of handling jet aircraft, her hangar height would have to be increased from to . This would require tearing the ship down to the hangar deck itself. Given the escalating costs of the modernization of her half-sister ''Victorious'', the Admiralty decided against a complete modernization for a ship of her age.
Decommissioning and disposal
''Indomitable'' returned to the reserve fleet, and in October 1953 she was placed in unmaintained reserve. She was sold for scrap and arrived at Faslane for breaking up on 30 September 1955.
Notes
Bibliography
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
External links
Armoured aircraft carrier action and damage reports, 1940-1945*
ttps://web.archive.org/web/20120920031315/http://navalistica.com/index.php/royal-navy-united-kingdom/19-ukcv/153-2106-indomitable-fleet-aircraft-carrier-1941 INDOMITABLE fleet aircraft carrier (1941)DAMAGE CONTROL FOR REAL!PEDESTAL: HMS Indomitable bombed - Malta Convoy 1942 at YouTubeHMS Indomitable, Damage Control, Operation Pedestal convoy bomb damage, August 12, 1942
{{DEFAULTSORT:Indomitable
Illustrious-class aircraft carriers
Ships built in Barrow-in-Furness
1940 ships
World War II aircraft carriers of the United Kingdom
Cold War aircraft carriers of the United Kingdom